////////////////////////////////////////////////////////////////////// TITLE: GCN/OGLE NOTICE NOTICE_DATE: Thu 22 Feb 18 15:00:52 UT NOTICE_TYPE: OGLE Lensing Event SRC_ID_NUM: 201800071 SRC_RA: 269.9971d {+17h 59m 59s} (J2000), 270.2874d {+18h 01m 09s} (current), 269.1935d {+17h 56m 46s} (1950) SRC_DEC: -30.3609d {-30d 21' 38"} (J2000), -30.3607d {-30d 21' 37"} (current), -30.3589d {-30d 21' 31"} (1950) DISCOVERY_DATE: 18140 TJD; 22 DOY; 18/01/22 (yy/mm/dd) DISCOVERY_TIME: 54052 SOD {15:00:52.00} UT LEAD_TIME: 37.047 [days] MAX_DATE: 18177 TJD; 59 DOY; 18/02/28 (yy/mm/dd) MAX_TIME: 58147 SOD {16:09:07.19} UT MAX_UNCERT: 5.080 [days] CUSP_WIDTH: 16.55 +/- 3.82 [days] u0: 0.59 +/- 0.17 [RingUnits] MAX_MAG: 18.2 mag (estimated) BASE_MAG: 18.94 +/- 0.00 [mag] AMPLIFICATION: 1.89 +/- 0.43 factor LC_URL: http://www.astrouw.edu.pl/~ogle/ogle4/ews/blg-0071.html SUN_POSTN: 335.83d {+22h 23m 20s} -10.06d {-10d 03' 46"} SUN_DIST: 63.90 [deg] Sun_angle= 4.4 [hr] (West of Sun) MOON_POSTN: 53.71d {+03h 34m 51s} +13.92d {+13d 55' 05"} MOON_DIST: 142.58 [deg] GAL_COORDS: 0.36, -3.41 [deg] galactic lon,lat of the burst ECL_COORDS: 270.00, -6.92 [deg] ecliptic lon,lat of the burst COMMENTS: OGLE Gravitational Lensing Event.